What are the common principles of SF6 gas leak detection for electrical equipment?-Winfoss Seeker (Shanghai) Limited

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What are the common principles of SF6 gas leak detection for electrical equipment?

2016-01-16 ydlcb

At present, there are many varieties of leak detectors in the field, and various detection methods of the leak detector mainly use SF6 as a negative electric gas, which has the characteristics of absorbing free electrons to form negative ions. The measurement principles of commonly used leak detectors include ultraviolet ionization detection, electron capture detection, vacuum high frequency ionization detection, negative corona discharge detection, laser imaging detection, etc.

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